Manav’s Status Update for 11/14

Manav’s Status Update for 11/14

This week, I finished up developing the RTL for the MIDI decoder and got a chance to move onto the synthesis portion of this project. Through the use of simulation tests, I know that the MIDI decoder now works properly, and can try to run on the FPGA. I got a chance to create the circuit for the MIDI keyboard and connected it to the FPGA. I also got a chance to setup the FPGA and ran a couple of my old programs to ensure that the synthesis works as expected. The current struggle for me has been modifying the pinout and modifying the GPIO pin mapping to properly interface the MIDI keyboard. I also got a chance to verify the simulation for the sampler so we will I should hopefully be able to connect the two input modules – sampler and decoder – and have the hardware working for the input. Soon, I plan on acquiring the output hardware – DAC – from my teammates to create the output circuit in order to ensure that both the essential audio components (input and output) work in hardware before we all go home for Thanksgiving. Once this is done, I plan on using the waveform oscillator that Joe recreated to emulate a basic input-output system for the keyboard, meaning we now have a way to turn keyboard presses into audio. After this I will move onto event dispatcher and the mixer to ensure that various signals can be mapped to different APUs and the output from them can be merged into a single audio stream.

 

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